| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Switzerland | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | Austria | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Mechanical elements | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Separation | |
| #3 | Soldering, welding and flame cutting | |
| #4 | Metal-working | |
| #5 | Chemical or physical processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krueger Gerhard Dipl Ing | 2 |
| #2 | Klaus Hoppe Dr-Ing | 1 |
| #3 | Schuster Karl | 1 |
| #4 | Glaser Hans | 1 |
| #5 | Hoppe Klaus | 1 |
| #6 | Zank Alfred | 1 |
| #7 | Alfred Zank | 1 |
| #8 | Dr Hoppe Klaus Ing | 1 |
| #9 | Dr Glaeser Hans Ing | 1 |
| #10 | Nickl Josef | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1217270A | Cover for pressure vessels | |
| US3550916A | High capacity mass transfer plate for columns | |
| GB1210839A | Metal packing | |
| DE1719451A1 | High-performance exchange tray for columns | |
| GB1108213A | Assembly and welding apparatus | |
| DE1577134A1 | Process for lining shells |